28027791

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3181}}^1$

素因数の和:3287

約数の個数: 24

約数和(自身を含む): 44675280

約数和(自身を除く): 16647489

約数列:

[1, 3, 9, 11, 33, 89, 99, 267, 801, 979, 2937, 3181, 8811, 9543, 28629, 34991, 104973, 283109, 314919, 849327, 2547981, 3114199, 9342597, 28027791]

約数ペア:

[(1, 28027791), (3, 9342597), (9, 3114199), (11, 2547981), (33, 849327), (89, 314919), (99, 283109), (267, 104973), (801, 34991), (979, 28629), (2937, 9543), (3181, 8811)]